DE CASTRO, Jose Ma.; IGNACIO JR., Ulpiano. Aseismic Design Provisions of Selected Building Codes. Philippine Engineering Journal, [S.l.], v. 8, n. 2, oct. 2021. ISSN 2718-9287. Available at: <https://journals.upd.edu.ph/index.php/pej/article/view/8248>. Date accessed: 01 oct. 2025.